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13880335 = 57396581
BaseRepresentation
bin110100111100…
…110000001111
3222010012020111
4310330300033
512023132320
61213300451
7225660310
oct64746017
928105214
1013880335
117920557
124794727
132b4cb21
141bb4607
151342a5a
hexd3cc0f

13880335 has 8 divisors (see below), whose sum is σ = 19035936. Its totient is φ = 9517920.

The previous prime is 13880327. The next prime is 13880371. The reversal of 13880335 is 53308831.

13880335 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13880335 - 23 = 13880327 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13880297 and 13880306.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198256 + ... + 198325.

It is an arithmetic number, because the mean of its divisors is an integer number (2379492).

Almost surely, 213880335 is an apocalyptic number.

13880335 is a deficient number, since it is larger than the sum of its proper divisors (5155601).

13880335 is an equidigital number, since it uses as much as digits as its factorization.

13880335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396593.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 13880335 is about 3725.6321611238. The cubic root of 13880335 is about 240.3255708801.

The spelling of 13880335 in words is "thirteen million, eight hundred eighty thousand, three hundred thirty-five".

Divisors: 1 5 7 35 396581 1982905 2776067 13880335